@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ff78ce77-43b7-45b6-9a50-a8b0348ff148> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ff78ce77-43b7-45b6-9a50-a8b0348ff148> .